<template>
    <div class="login_container">
        <!-- 头像j -->
        <div class="login_box">
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <el-form ref="loginFormRef" class="login_form" :model="loginData" :rules="loginRules">
                <el-form-item prop="username">
                    <el-input v-model="loginData.username" prefix-icon="iconfont icon-user"></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input v-model="loginData.password" type="password">
                        <i slot="prefix" class="iconfont icon-3702mima"></i>
                    </el-input>
                </el-form-item>
                <el-form-item class="btns">
                    <el-button type="primary" @click="onLoginClicked">登录</el-button>
                    <el-button type="info" @click="onResetClicked">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
// import { async } from 'q'
// import { log } from 'util'
export default {
  data() {
    return {
      loginData: {
        username: 'admin',
        password: '123456'
      },
      loginRules: {
        username: [
          { required: true, message: '请输入登录名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          { min: 6, max: 16, message: '长度在 6 到 16 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    onLoginClicked() {
      this.$refs.loginFormRef.validate(async valid => {
        if (!valid) return
        const { data: ret } = await this.$http.post('login', this.loginData)
        // console.log(ret)
        if (ret.meta.status !== 200) {
          // console.log(ret.meta.status, ret.meta.msg)
          return this.$msg.error('' + ret.meta.status + ret.meta.msg)
        }
        this.$msg.success('' + ret.meta.status + ret.meta.msg)
        window.sessionStorage.setItem('token', ret.data.token)
        this.$router.push('/home')
      })
    },
    onResetClicked() {
      // console.log(this.$refs)
      this.$refs.loginFormRef.resetFields()
    }
  }
}
</script>

<style lang="less" scoped>
.login_container{
    background-color: #2b4b6b;
    height: 100%;
}

.login_box{
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .avatar_box {
        width: 130px;
        height: 130px;
        border: 1px solid #eee;
        border-radius: 50%;
        padding: 10px;
        box-shadow: 0 0 10px #ddd;
        position: absolute;
        left: 50%;
        transform: translate(-50%, -50%);
        background-color: #fff;

        img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
}

.login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;

    .btns{
        display: flex;
        justify-content: flex-end;
    }
}
</style>
